“…To our knowledge, the only other published case of recurrent visual loss in a patient with LHON was reported by Chuman et al 5 Their patient, an alcohol and tobacco abuser, first experienced a decrease in visual acuity at age 38, with acuity declining to 20/30 OD and to 20/300 OS. With the cessation of smoking and drinking his visual acuity recovered to 20/20 OU.…”